Educational research : an introduction /
Gall, Meredith D., 1942-
Educational research : an introduction / Meredith D. Gall, Joyce P. Gall, Walter R. Borg. - 7th ed. - xxxi, 656 pages. : illustrations ; 24 cm.
Includes bibliographical references and indexes.
0321081897 RM297.48 9780321081896 Hadiah
Education--Research.
Education--Research--United States.
Educational research : an introduction / Meredith D. Gall, Joyce P. Gall, Walter R. Borg. - 7th ed. - xxxi, 656 pages. : illustrations ; 24 cm.
Includes bibliographical references and indexes.
0321081897 RM297.48 9780321081896 Hadiah
Education--Research.
Education--Research--United States.
